Funding for this research was provided by:
The Gaziosmanpasa University Scientific Research Projects Office (2015/130)
Article History
Received: 28 September 2017
Accepted: 12 July 2018
First Online: 31 July 2018
Compliance with ethical standards
: The study protocol was approved by the Ethical Committee, Faculty of Dentistry, Gaziosmanpasa University.
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.